CN111913053A - Electric energy utilization efficiency testing method for air-cooled micro-module data center product - Google Patents
Electric energy utilization efficiency testing method for air-cooled micro-module data center product Download PDFInfo
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Abstract
The application provides a method for testing the electric energy utilization efficiency of an air-cooled micro-module data center product, which comprises the following steps: the air-cooled micro-module data center product with the preset load rate is in an operating state, when the temperature of the outdoor environment simulation area reaches the preset temperature, the humidity reaches the preset humidity, and the temperature of the air inlet of the IT cabinet meets the preset conditions, the total energy consumption P of the air-cooled micro-module data center product within the preset time is obtainedTotalAnd total energy consumption P of all IT equipment energy consumptionIT(ii) a Obtaining the electric energy utilization efficiency of an air-cooled micro-module data center product to be P under the conditions of preset temperature, preset humidity and preset loadTotalAnd PITThe ratio of (a) to (b). The method can objectively and conveniently test the electric energy utilization efficiency of the air-cooled micro-module data center product under different temperatures and loads.
Description
Technical Field
The invention relates to the technical field of voice processing, in particular to a method for testing the electric energy utilization efficiency of an air-cooled micro-module data center product.
Background
At present, the testing of the Power Utilization Efficiency (PUE) of an air-cooled micro-module data center product mainly aims at a certain actually deployed data center, the PUE of the data center specifically applied in a specific scene is tested under a certain environmental condition in a certain area, the testing result has a strong association relation with the actual application and the environment, and the PUE of the micro-module data center product cannot be determined and compared.
Disclosure of Invention
In view of this, the present application provides a method for testing the electric energy utilization efficiency of an air-cooled micro-module data center product, which can objectively and conveniently test the electric energy utilization efficiency of the air-cooled micro-module data center product at different temperatures and loads.
In order to solve the technical problem, the technical scheme of the application is realized as follows:
the embodiment of the application provides a method for testing the electric energy utilization efficiency of an air-cooled micro-module data center product, which comprises the following steps:
deploying an indoor environment simulation area and an outdoor environment simulation area of the air-cooled micro-module data center product meeting preset environmental conditions, and replacing IT equipment in an IT cabinet in the air-cooled micro-module data center product with resistive thermal load; setting a temperature test point at the middle position of each air inlet corresponding to the resistive heat load on the IT cabinet, setting a degree test point at each air conditioner return air inlet, and setting an electric quantity test point at a general power connection position;
the air-cooled micro-module data center product with the preset load rate is in an operating state, when the temperature of the outdoor environment simulation area reaches the preset temperature, the humidity reaches the preset humidity, and the temperature of the air inlet of the IT cabinet meets the preset conditions, the total energy consumption P of the air-cooled micro-module data center product within the preset time is obtainedTotalAnd total energy consumption P of all IT equipment energy consumptionIT；
Obtaining the electric energy utilization efficiency of an air-cooled micro-module data center product to be P under the conditions of preset temperature, preset humidity and preset loadTotalAnd PITThe ratio of (a) to (b).
According to the technical scheme, the indoor and outdoor environment simulation areas are deployed, the temperature and humidity requirements of the test environment are met by setting the temperature test points and the humidity test points, the load proportion is realized by replacing IT equipment in an IT cabinet with the heat resistance load, the corresponding test points are set at the positions where the temperature and the electric energy need to be determined, and the electric energy utilization efficiency of the air-cooled micro-module data center product is calculated by obtaining related test data in the test process; through the deployed simulation test system, the electric energy utilization efficiency of air-cooled micro-module data center products at different temperatures and loads can be objectively and conveniently tested.
Drawings
The following drawings are only schematic illustrations and explanations of the present invention, and do not limit the scope of the present invention:
FIG. 1 is a schematic diagram of a test environment deployed in an embodiment of the present application using a Japanese-type structure;
FIG. 2 is a schematic diagram of a test environment deployed in an embodiment of the present application using a square-back structure;
FIG. 3 is a schematic diagram illustrating a process of testing the electrical energy utilization efficiency of an air-cooled micro-module data center product according to an embodiment of the present disclosure;
fig. 4 is a schematic diagram of an energy consumption test point of an air-cooled micro-module data center product in an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the technical solutions of the present invention are described in detail below with reference to the accompanying drawings and examples.
The embodiment of the application provides an electric energy utilization efficiency testing method of an air-cooled micro-module data center product, which comprises the steps of deploying indoor and outdoor environment simulation areas, achieving the requirement of temperature and humidity of a testing environment by setting temperature testing points and humidity testing points, realizing the proportion of loads by replacing IT (information technology) equipment in an IT cabinet with heat resistance loads, and setting corresponding testing points at the positions where the temperature and the electric energy are required to be determined so as to obtain related testing data in the testing process to calculate the electric energy utilization efficiency of the air-cooled micro-module data center product; through the deployed simulation test system, the electric energy utilization efficiency of air-cooled micro-module data center products at different temperatures and loads can be objectively and conveniently tested.
Firstly, in the embodiment of the application, a test environment of an air-cooled micro-module data center product needs to be deployed first, and the specific deployment process is as follows:
the test environment comprises an indoor environment simulation area and an outdoor environment simulation area;
the indoor environment simulation area and the outdoor environment simulation area are deployed by adopting a structure of a Chinese character 'ri' and a Chinese character 'hui'.
Referring to fig. 1, fig. 1 is a schematic diagram of a test environment deployed by using a japanese-type structure in the embodiment of the present application.
Referring to fig. 2, fig. 2 is a schematic diagram of a test environment deployed by using a square-back structure in the embodiment of the present application.
As can be seen from fig. 1 and 2, no matter which structure is used to deploy the test environment of the air-cooled micro-module data center product, the indoor environment simulation area (area two) is used to deploy the equipment, such as an Uninterruptible Power Supply (UPS), an IT cabinet, an AC (air conditioner), a BAT (battery), etc., other than the air-conditioning outdoor unit in the air-cooled micro-module data center product, and resistive thermal load is used to replace the IT equipment in the IT cabinet in the air-cooled micro-module data center product.
When a plurality of heat-resistant loads exist in the IT cabinet, the heat-resistant loads are uniformly distributed on the IT cabinet from top to bottom, and the vacant U bits are sealed by using standard dummy panels provided by manufacturers.
The outdoor environment simulation area (area 1) is used for deploying an air conditioner outdoor unit in an air-cooled micro-module data center product.
Aiming at an indoor environment simulation area, the following conditions are required to be met:
the distance between each device in the air-cooled micro-module data center product and the indoor wall is not less than 1 m;
when the temperature difference is not more than 40 ℃, the heat leakage amount is not more than 5% of the IT load heat amount; thus, the influence on the test result of the PUE is less than 0.5%; the IT load heat is the total heat of the load in the IT cabinet;
the indoor power supply needs to meet the maximum power distribution requirement of the tested air-cooled micro-module data center product;
for the outdoor environment simulation area, the following conditions are required to be met:
the outdoor unit layout and space meet the layout requirements of the air-cooled micro-module data center product, so that a more real use environment of the air-cooled micro-module data center product can be simulated;
the heat dissipation capacity of the outdoor environment simulation area (area 1) meets the heat dissipation requirement of the maximum load of an air-cooled micro-module data center product;
the temperature adjusting range can be at least-5 ℃ at the lowest and can be 35 ℃ at the highest;
the humidity adjusting range is not less than 40% RH and not more than 60% RH, namely 40% RH-60% RH;
the airflow organization is uniform; the temperature difference of a dry bulb at the air inlet of an outdoor unit of the air-cooled micro-module data center product is less than 2 ℃;
when the test is ready, the air conditioner outdoor unit in the outdoor environment simulation area is in a closed state, and the air speed of the inlet and the outlet is less than 2.5 m/s.
In order to enable the indoor environment simulation area and the outdoor environment simulation area to meet the required conditions and the requirements in the actual test process, test points are required to be set for temperature, humidity and electric quantity, and the method is as follows:
setting temperature test points and humidity test points in an indoor environment simulation area and an outdoor environment simulation area; to measure the temperature and humidity requirements of the indoor environment simulation area and the outdoor environment simulation area;
at least 3 temperature test points are arranged on an IT cabinet, and the positions of the arranged temperature test points are uniformly distributed on the IT cabinet from top to bottom; for example, 3 times, the upper part, the middle part and the lower part can be uniformly distributed on the IT cabinet.
At least 3 temperature test points are arranged at each air conditioner return air inlet; namely, the temperature test points are uniformly positioned on the back door of the air conditioner from top to bottom; for example, 3, the air conditioner can be uniformly distributed on the back surface of the air conditioner from top to bottom.
Setting an electric quantity test point at a total power connection position; if a plurality of power supply loops are adopted, each loop is provided with one electric quantity test point, and the total input energy consumption is the sum of a plurality of power supply input energy consumptions, namely the total electric quantity obtained by measuring a plurality of electric quantity test points.
The PDU of the IT cabinet is provided with an electric quantity measuring point, if a plurality of IT cabinets exist, each cabinet is provided with an electric quantity measuring point, and the total energy consumption of the IT cabinet is the sum of a plurality of power supply input energy consumptions, namely the total electric quantity obtained by measuring the plurality of electric quantity measuring points.
The measuring instrument for each measuring point meets the following requirements:
the precision of the electric energy meter for testing the electric quantity is more than 0.5 grade; the measurement range of the electric energy meter meets the maximum power consumption of the air-cooled micro-module data center product, namely the maximum measurement value of the electric energy meter is larger than the maximum power consumption of the air-cooled micro-module data center product.
The measurement precision of a thermometer for measuring the temperature is +/-5 percent ℃, and the measurement range is at least not less than-10 ℃ and not more than 55 ℃; i.e. a measurement range of at least-10 ℃ to 55 ℃.
The measurement precision of a hygrometer for measuring humidity is +/-5% RH; a measurement range of not less than 0% RH and not more than 95% RH;
the single resistive heat load is not particularly limited, and the load power of the single load which can be used is 1KW or 0.5 KW; the air volume of the heat-resistant load air inlet corresponds to the air volume of the air inlet of the actual IT equipment, and the air volume index is preferably as follows: 250m3/h/kW(±5％)。
So far, the test environment is built and the test preparation is arranged, and the following measurement process can be formally entered by combining the attached drawings:
referring to fig. 3, fig. 3 is a schematic diagram illustrating a testing process of electric energy utilization efficiency of an air-cooled micro-module data center product according to an embodiment of the present application. The method comprises the following specific steps:
In the testing process, for 2N configuration, two paths of mains supply need to be electrified and supply power in a balanced manner.
Aiming at the UPS in the air-cooled micro-module data center product, the module sleep function is allowed to be started in a double conversion mode; when in test, the battery is in a non-charging and discharging state, namely the battery switch can be disconnected or the battery is not installed.
The preset load rate can be set according to actual needs, such as setting as: 25%, 50%, 75%, 100%, etc.
The preset temperature for the temperature of the outdoor environment simulation area to reach is set according to the actual requirement of each test, such as-5 ℃, 15 ℃, 25 ℃, 35 ℃ and the like;
the preset humidity is set according to actual test requirements, for example, the preset humidity can be set to be 50% RH;
the temperature of IT cabinet air intake satisfies preset product condition, includes:
the temperature of all temperature measuring points of the air inlet of the IT cabinet reaches balance;
after the temperature is balanced, the temperature of all measuring points of an air inlet of the IT cabinet is not less than 18 ℃ and not more than 27 ℃, namely 18-27 ℃;
after the temperature is balanced, the average value of the temperatures of all measuring points of an air inlet of the IT cabinet is not more than 25 ℃;
the maximum temperature difference between the average value of the temperatures of all measuring points of the air inlet of the IT cabinet and the average value of the return air temperatures of all air conditioners is not more than 15 ℃.
The preset time can be set according to actual needs, such as 30 min.
The total energy consumption of the air-cooled micro-module data center product within the preset time can be obtained through the set electric quantity test points; if a plurality of power supply loops are adopted, the electric quantity of each loop should be collected, and the total energy consumption is the total electric quantity of all loops
The total energy consumption of all IT equipment is the total input energy consumption of an IT cabinet in an air-cooled micro-module data center product,
during specific implementation, the electric quantity test point is arranged at the PDU of the IT cabinet, and the total input energy consumption of the IT cabinet can be obtained by adding the electric quantity measurement data at the PDU of the IT cabinet.
During actual test, if the total output test point contains the energy consumption of non-IT equipment such as monitoring, fire protection, illumination and the like of the air-cooled micro-module data center product, the total energy consumption of the IT equipment is calculated and the part of the non-IT energy consumption is subtracted.
Referring to fig. 4, fig. 4 is a schematic diagram of an energy consumption test point of an air-cooled micro-module data center product in an embodiment of the present application. In fig. 4, the measured value of the corresponding test point is the total energy consumption of the air-cooled micro-module data center product, and the measured value of the corresponding test point is the ratio of the total energy consumption of all IT equipment.
Step 302, obtaining the electric energy utilization efficiency of the air-cooled micro-module data center product as the ratio of the total energy consumption of the air-cooled micro-module data center product to the total energy consumption of all IT equipment under the conditions of preset temperature, preset humidity and preset load.
The main body of step 302 here may be a PC device that obtains the values measured by each measuring device, such as by USB serial line, or may be a PC that manually reads the measured values and inputs them to perform PUE calculation.
When the total energy consumption of the air-cooled micro-module data center product is PTotalAnd total energy consumption of all IT equipment is PITThe electric energy utilization efficiency of the air-cooled micro-module data center product is PTotalAnd PITThe ratio of (a) to (b).
The specific process for obtaining annual PUE of the air-cooled micro-module data center product by the temperature normalization method comprises the following steps:
and obtaining annual PUE of different areas under different preset load rates by a temperature normalization method.
Aiming at any preset load rate, the electric energy utilization efficiency of the air-cooled micro-module data center product in any region is as follows:
and carrying out weighted summation on the temperature distribution coefficients corresponding to the N different preset temperatures in the area and the obtained N electric energy utilization efficiencies, wherein N is the number of the preset temperatures.
In specific implementation, under the conditions of 100% loading rate and 50% RH humidity, 5 different preset temperatures of-5 ℃, 15 ℃, 25 ℃ and 35 ℃ are selected to respectively obtain PUE of each temperature, and the region where the PUE is located is taken as an example to obtain the PUE of the whole year.
Referring to Table 1, Table 1 shows the PUE values at each temperature at a loading rate of 100%.
| Temperature (. degree.C.) | 35 | 25 | 15 | 5 | -5 |
| PUE value | 1.48 | 1.39 | 1.32 | 1.25 | 1.19 |
TABLE 1
The temperature distribution coefficients of the beijing area for the 5 preset temperatures are assumed to be: 7.2%, 28.1%, 23.1%, 21.0%, 20.6%, the annual PUE is:
1.48×7.2％+1.39×28.1％+1.32×23.1％+1.25×21.0％+1.19×20.6％≈1.31。
according to the mode, annual PUE in a plurality of urban areas and under different loads can be obtained. As in table 2, table 2 is the content of the annual PUE corresponding to 4 load factors for 3 different zones.
| Rate of load | 25％ | 50％ | 75％ | 100％ |
| Whole year PUE in Beijing area | 1.56 | 1.47 | 1.34 | 1.31 |
| Annual PUE in Shanghai region | 1.57 | 1.48 | 1.38 | 1.35 |
| Annual PUE in Guangzhou region | 1.58 | 1.5 | 1.41 | 1.38 |
TABLE 2
To sum up, the method achieves the requirement of temperature and humidity of the test environment by deploying indoor and outdoor environment simulation areas, replacing IT equipment in an IT cabinet by a heat resistance load to realize the proportion of the load, and arranging a corresponding test point at the position where the temperature and the electric energy need to be determined so as to obtain related test data in the test process to calculate the electric energy utilization efficiency of the air-cooled micro-module data center product; through the deployed simulation test system, the electric energy utilization efficiency of air-cooled micro-module data center products at different temperatures and loads can be objectively and conveniently tested.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A PUE testing method for the electric energy utilization efficiency of an air-cooled micro-module data center product is characterized by comprising the following steps:
deploying an indoor environment simulation area and an outdoor environment simulation area of the air-cooled micro-module data center product meeting preset environmental conditions, and replacing IT equipment in an IT cabinet in the air-cooled micro-module data center product with resistive thermal load; setting a temperature test point at the middle position of each air inlet corresponding to the resistive heat load on the IT cabinet, setting a degree test point at each air conditioner return air inlet, and setting an electric quantity test point at a general power connection position;
the air-cooled micro-module data center product with the preset load rate is in an operating state, when the temperature of the outdoor environment simulation area reaches the preset temperature, the humidity reaches the preset humidity, and the temperature of the air inlet of the IT cabinet meets the preset conditions, the total energy consumption P of the air-cooled micro-module data center product within the preset time is obtainedTotalAnd total energy consumption P of all IT equipment energy consumptionIT；
Obtaining the electric energy utilization efficiency of an air-cooled micro-module data center product to be P under the conditions of preset temperature, preset humidity and preset loadTotalAnd PITThe ratio of (a) to (b).
2. The method of claim 1, wherein the temperature of the IT cabinet air inlet meets a preset condition, comprising:
the temperature of all temperature measuring points of the air inlet of the IT cabinet reaches balance;
after the temperature is balanced, the temperature of all measuring points of an air inlet of the IT cabinet is not less than 18 ℃ and not more than 27 ℃;
after the temperature is balanced, the average value of the temperatures of all measuring points of an air inlet of the IT cabinet is not more than 25 ℃;
the maximum temperature difference between the average value of the temperatures of all measuring points of the air inlet of the IT cabinet and the average value of the return air temperatures of all air conditioners is not more than 15 ℃.
3. The method of claim 1, wherein the indoor environment simulation zone and the outdoor environment simulation zone are in a delta and delta configuration.
4. The method of claim 1, wherein deploying indoor and outdoor environmental simulation zones of an air-cooled micro-modular data center product meeting preset environmental conditions comprises:
aiming at an indoor environment simulation area, the following conditions are required to be met:
the distance between each device in the air-cooled micro-module data center product and the indoor wall is not less than 1 m;
when the temperature difference is not more than 40 ℃, the heat leakage amount is not more than 5% of the IT load heat amount;
for the outdoor environment simulation area, the following conditions are required to be met:
the outdoor unit layout and space meet the layout requirements of air-cooled micro-module data center products;
the heat capacity of the outdoor environment simulation area meets the heat dissipation requirement of the maximum load of the air-cooled micro-module data center product;
the temperature regulation range is at least: the lowest temperature reaches-5 ℃, and the highest temperature reaches 35 ℃;
the humidity adjustment range is not less than 40% RH and not more than 60% RH;
the airflow organization is uniform; the temperature difference of a dry bulb at the air inlet of an outdoor unit of the air-cooled micro-module data center product is less than 2 ℃;
when the test is ready, the air conditioner outdoor unit in the outdoor environment simulation area is in a closed state, and the air speed of the inlet and the outlet is less than 2.5 m/s.
5. The method of claim 1, further comprising:
the precision of the electric energy meter for testing the electric quantity is more than 0.5 grade;
the measurement precision of the thermometer for measuring the temperature is +/-5% RH, the measurement range is not more than-10 ℃ and not less than 55 ℃;
the measurement precision of a hygrometer for measuring humidity is +/-5% RH; the measurement range is not less than 0% and not more than 95% RH.
6. The method of claim 1,
the resistive heat loads are evenly distributed from top to bottom on the IT cabinet, and the empty U-positions are sealed using standard false panels provided by the manufacturer.
7. The method of claim 1, further comprising:
in the testing process, for 2N configuration, two paths of mains supply need to be electrified and supply power in a balanced manner.
8. The method of claim 1, further comprising:
aiming at the problem that an Uninterrupted Power Supply (UPS) in an air-cooled micro-module data center product works in a double conversion mode, the module sleep function is allowed to be started; the battery should be in a non-charged and discharged state during the test.
9. The method according to any one of claims 1-8, wherein the method further comprises:
and obtaining annual PUE of different areas under different preset load rates by a temperature normalization method.
10. The method of claim 9, further comprising:
aiming at any preset load rate, the electric energy utilization efficiency of the air-cooled micro-module data center product in any region is as follows:
and carrying out weighted summation on the temperature distribution coefficients corresponding to the N different preset temperatures in the area and the obtained N electric energy utilization efficiencies, wherein N is the number of the preset temperatures.
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Application publication date: 20201110 |